Noise-cancelling headphone
USD968357S1 · kind S1 · design
10Cited by
32References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 9, 2020 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Nov 1, 2037 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.